Well, at least I know you didn't lose it.至少我知道你没丢

at least至少

A good cigarette will smoke at least ten minutes.

一支好烟至少可以抽10分钟。

She may be slow but at least she's reliable.

她迟钝是迟钝，但无论如何她很可靠。

I-I can't really talk right now.我现在不方便说话

right now立刻；马上；就在此刻

She's out do some shopping right now.

她现在出去买此东西。

Nobody raised any objection to my do it right now.

没人反对我现在就做这件事。

I--I had no idea that he was gonna be here.我...我完全不知道他会在这儿

have no idea一点不知道； 听也没有听过

I have no idea why he resigned his post.

我不知道他为何辞去他的职务。

I have no idea (as to) what you mean.

我一点儿也不明白你的意思。